Dengue virus (DENV) NS5 protein inhibits type I interferon signaling by mediating the proteasomal degradation of STAT2, which results in enhanced viral replication and dissemination in the host. Morrison et al. show that DENV NS5 protein interacts with UBR4, a member of a family of predicted E3 ligases. This interaction is critical for DENV NS5-mediated STAT2 degradation, and consequently for DENV replication, in the presence of a competent type I interferon system. This picture shows the co-localization of DENV NS5 with UBR4.
Image Credit: Giuseppe Pisanelli, Icahn School of Medicine at Mount Sinai, New York, NY, USA
Opinion
Redefining the Immune System as a Social Interface for Cooperative Processes
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003203
Pearls
Generators of Phenotypic Diversity in the Evolution of Pathogenic Microorganisms
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003181
Surviving the Heat of the Moment: A Fungal Pathogens Perspective
PLOS Pathogens: published March 7, 2013 | https://doi.org/10.1371/journal.ppat.1003163
Reviews
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PLOS Pathogens: published March 28, 2013 | https://doi.org/10.1371/journal.ppat.1003201
Research Articles
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Productive Homologous and Non-homologous Recombination of Hepatitis C Virus in Cell Culture
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TIM-family Proteins Promote Infection of Multiple Enveloped Viruses through Virion-associated Phosphatidylserine
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Digoxin Suppresses HIV-1 Replication by Altering Viral RNA Processing
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HIV Restriction by APOBEC3 in Humanized Mice
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Two-Component Signal Transduction System CBO0787/CBO0786 Represses Transcription from Botulinum Neurotoxin Promoters in Clostridium botulinum ATCC 3502
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Pandemic Influenza A Viruses Escape from Restriction by Human MxA through Adaptive Mutations in the Nucleoprotein
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Hepatitis C Virus Induces the Mitochondrial Translocation of Parkin and Subsequent Mitophagy
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Rational Engineering of Recombinant Picornavirus Capsids to Produce Safe, Protective Vaccine Antigen
PLOS Pathogens: published March 27, 2013 | https://doi.org/10.1371/journal.ppat.1003255
Biomphalysin, a New β Pore-forming Toxin Involved in Biomphalaria glabrata Immune Defense against Schistosoma mansoni
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003216
Structure of Human Cytomegalovirus UL141 Binding to TRAIL-R2 Reveals Novel, Non-canonical Death Receptor Interactions
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003224
Plasminogen Controls Inflammation and Pathogenesis of Influenza Virus Infections via Fibrinolysis
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003229
Enterovirus 71 Protease 2Apro Targets MAVS to Inhibit Anti-Viral Type I Interferon Responses
PLOS Pathogens: published March 21, 2013 | https://doi.org/10.1371/journal.ppat.1003231
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PLOS Pathogens: published March 14, 2013 | https://doi.org/10.1371/journal.ppat.1003233
Novel Positive Regulatory Role for the SPL6 Transcription Factor in the N TIR-NB-LRR Receptor-Mediated Plant Innate Immunity
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The HPV16 E6 Oncoprotein Causes Prolonged Receptor Protein Tyrosine Kinase Signaling and Enhances Internalization of Phosphorylated Receptor Species
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